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Finding the Fourth Proportional to 461,397.60, 692,290.80 and 251,186.40

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Solution

The fourth proportional to 461,397.60, 692,290.80 and 251,186.40 is: 376,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,397.60 : 692,290.80 = 251,186.40 : x
  2. Step 2: Convert to fraction form
    461,397.60/692,290.80 = 251,186.40/x
  3. Step 3: Cross multiply
    461,397.60x = 692,290.80 × 251,186.40
  4. Step 4: Simplify right side
    461,397.60x = 173,894,033,805.12
  5. Step 5: Solve for x
    x = 173,894,033,805.12/461,397.60
  6. Step 6: Final answer
    x = 376,885.43

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